多只热门概念股延续强势，北纬科技高开8%领涨机器人板块

Group 1 - Multiple market focus stocks continued strong performance on August 12, with Great Wall Military Industry opening up 3.73% after achieving 6 limit-up days in 8 trading days, becoming a leading stock in the military industry sector [1] - North Latitude Technology, a robotics concept stock, opened up 8.07% after achieving 5 limit-up days in 6 trading days, with a cumulative increase of 47.03%, and the company indicated plans to explore IoT connection management services [1] - Aerospace stocks showed mixed performance, with Aerospace Science and Technology achieving 4 limit-up days in 5 trading days, while Shanghai Port Construction opened down 0.84% [1] Group 2 - PEEK concept stock Xinflu Materials continued strong momentum, opening up 4.13% after recording 4 limit-up days in 5 trading days, with PEEK materials having broad application prospects in robotics core components [1] - The film and television sector saw Jishi Media remain active, opening up 2.36% after achieving 4 limit-up days in 6 trading days, indicating strong capital recognition [1] - In the medical device sector, Sainuo Medical performed well on the Sci-Tech Innovation Board, opening up 6.77% after achieving 3 consecutive limit-up days [1] Group 3 - The chip industry chain stocks showed divergent trends, with Hongtian Co. opening up 6.49% after achieving 3 limit-up days in 4 trading days, while Haili Co. opened down 0.96% after similar performance [2] - Local stocks in Xinjiang performed impressively, with Beixin Road and Bridge opening up 10.06% after 2 consecutive limit-up days, and Xinjiang Communications Construction achieving a limit-up during the bidding phase [2] - The 2025 World Robot Conference held from August 8 to 12 in Beijing provided a catalyst for related concept stocks, featuring over 200 domestic and international robot companies and more than 1500 exhibits [2]